To find the Greatest Common Factor of 45 and 60, we do the following:
Find the Factors of 45 & 60.
45: 1, 3, 5, 9, 15, 45
60: <span>1, 2, 3, 4, 5, 6,10, 12, 15, 20, 30, 60
As you can see, 15 is the greatest common factor.</span>
42, because 1/6 of 42 is seven. I could be wrong but I think this is the correct answer
Answer: 9
Step-by-step explanation:
Use Pythagorean's Theorem for a right triangle.

